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Fires are the main cause of prolonged heat stress in degraded tropical forests. Photo: Bruno Kelly/Amazônia Real/11/08/2020 Attribution 2.0 Generic CC BY 2.0 DeedBruno Kelly/Amazônia Real/11/08/2020 Attribution 2.0 Generic CC BY 2.0 Deed

In the Amazon region post-fire stress can last in forests for decades

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NASA research shows that forests in the region affected by fires remain warmer than normal for at least 30 years. This has obvious consequences for their carbon storage and climate mitigation capacity
il Parco Nazionale di Doñana National Park in Spagna è una delle aree più colpite dagli effetti della siccità. FOTO: Ministero spagnolo per la Transizione ecologica e la Demografia (MITECO), 2022.

Drought, the Mediterranean in the hotspot in the world is small

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Un nuovo rapporto dell'UNCCD ha individuato gli impatti, ambientali, sociali ed economici della siccità nelle zone più colpite nel biennio 2023-2024. Tra loro, Spagna, Marocco e Turchia. "Una catastrofe globale che si estende su milioni di km quadrati e colpisce milioni di persone"
In U.S. Sierra Nevada forests (photo), the combination of deadwood harvesting and thinning significantly reduces the risks of severe wildfire by lowering carbon emissions. Photo: Don Graham Attribution - Share alike 2.0 Generic CC BY-SA 2.0 DeedPhoto: Don Graham Attribution - Share alike 2.0 Generic CC BY-SA 2.0 Deed

Ancestral practices reduce forest fire risk

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A study in the US unveils the potential of traditional methods of indigenous peoples: selective harvesting and thinning can prevent fires while reducing emissions
The massive wildfires of 2023 in Quebec as seen by satellite. During that year, Canada recorded more than 18.4 million hectares of forest burned and about 232,000 people evacuated. Photo: Pierre Markuse modified Copernicus Sentinel data 2023 Attribution 2.0 Generic CC BY 2.0 DeedPierre Markuse modified Copernicus Sentinel data 2023 Attribution 2.0 Generic CC BY 2.0 Deed

Wildfires in Canada are a serious and worsening problem

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Wildfires in the country are no longer just a seasonal phenomenon, according to an expert at the University of Ottawa. Drought amplifies the role of all crucial factors
In the future, the large northern forests of Canada, Alaska, and Siberia may become denser with trees and more vulnerable to wildfires. Photo: Jasper Hunter Pexels free to usePhoto: Jasper Hunter Pexels free to use

More homogeneity and fires are coming for boreal forests

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Secondo uno studio della Wageningen University le foreste dell'emisfero settentrionale saranno sempre più simili tra loro a causa dei cambiamenti climatici. In questo modo aumenterà anche il rischio di incendi boschivi
In the past five years, the Brazilian Amazon has experienced about 1 million fires. Photo: Ibama from Brasil Attribution 2.0 Generic CC BY 2.0 DeedIbama from Brasil Attribution 2.0 Generic CC BY 2.0 Deed

Fires in Brazilian Amazon set a bleak record increasing 42% in one year

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This was claimed by the National Institute for Space Research. The Brazilian Amazon has experienced about 1 million fires in the past five years. Worst drought in 74 years played a crucial role
Researchers theorise that the severity of fires in Siberia could increase by as much as 350% by the end of the 21st century. Photo: Savin Igor Igorjevich Attribution-ShareAlike 3.0 Unported CC BY-SA 3.0 DeedSavin Igor Igorjevich Attribution-ShareAlike 3.0 Unported CC BY-SA 3.0 Deed

A warmer Arctic fuels Siberian wildfires

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Global warming, says a Chinese study, promotes wildfires which, in turn, reduce the frequency of rainfall leading to a vicious cycle
Gli incendi forestali in Australia impattano anche sul sottobosco nascosto e la biodiversità. Foto: New Matilda from Brisbane Australia, Australia ATTRIBUTION 2.0 GENERIC CC BY 2.0 Deed

The impact of wildfires on understorey and biodiversity rises in Australia

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In areas affected by wildfires, which are increasingly severe and frequent in Australia as in the rest of the planet, there is a decrease in plant diversity
The consequences of wildfires on soil condition and water availability are felt for many years even after flames are extinguished. Photo: Anthony Citrano Attribution-NonCommercial-NoDerivs 2.0 Generic (CC BY-NC-ND 2.0)Anthony Citrano Attribution-NonCommercial-NoDerivs 2.0 Generic (CC BY-NC-ND 2.0)

Wildfires cause long-term damages to soil. A couple of lessons from the US and Europe

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NYT: wildfires cause huge costs (0.7% US GDP) and long-term damage to water and soil. The solution? Protect land and climate